The '''Anti-Defamation League''' ('''ADL'''; formerly known as the ''Anti-Defamation League of B'nai B'rith
'') is an international Jews|Jewish non-governmental organization
based in the United States
. Describing itself as "the nation's premier civil rights/human relations agency," the ADL states that it "fights anti-Semitism and all forms of bigotry, defends democratic ideals and protects civil rights for all", doing so through "information, education, legislation, and advocacy."
Founded in October 1913 by the Independent Order of B'nai B'rith
, a Jews|Jewish service organization
in the United States, its original mission statement was "to stop, by appeals to reason and conscience and, if necessary, by appeals to law, the defamation of the Jewish people. Its ultimate purpose is to secure justice and fair treatment to all citizens alike and to put an end forever to unjust and unfair...